building. >> julie: see you in an hour on >> chris: i'm chris wallace. the u.s. closes its embassy in yemen. that story next on "fox news sunday." the obama administration tries to plug the holes in the security system that allowed a would-be bomber onboard a us airliner. with americans asking are we safe, what can be done to prevent future attacks? we will get the latest from john brennan, assistant to the president for homeland security and kit bond. plus our sunday panel looks ahead to the new year in politics, the economy, sports and entertainment. all right now on "fox news sunday." >> chris: hello again and happy new year from fox news in washington. citing ongoing threats, the u.s. government today closed its embassy in yemen. meanwhile, the president and top advisors are reviewing what mr. obama calls the systemic failures that allow a would-be bomber onboard that plane christmas day. we are joined by the white house official leading that review. john brennan, assistant to the president for homeland security and counter terrorism. welcome to "fox news sunday." >> as we said the u.s.